It is not a good practice to mix incandescent and fluorescent lighting together. Both of the images have a very noticeable greenish tint which is caused by the color of the fluorescent lights. If the mix between incandescent and fluorescent lighting were homogeneous throughout the image, then you would be able to get a better approximation of a white balance. However, that is not very feasible especially when the two different types of lighting are independently arranged. The end result will be that the lighting is always uneven ... some parts will be illuminated more by the fluorescent lights while other parts will be illuminated more by the incandescent lights which tend to impart an orange color temperature.
I would suggest going with either incandescent photo floods or with broad spectrum CFL lights that have a high CRI. The composition of your photographs and their sharpness of detail are all very positive factors and I think that this little lighting detail which may not necessarily be consciously noticed by everyone, still would improve the overall quality and reflect on the professionalism of your ebay store.
One other area that has already been mentioned by cdiphoto is the background. I think that a white or solid neutral gray would be a better choice than the counter top. Flotone makes a "studio gray" graduated background paper (it is actually plastic) where the bottom edge is photo paper white and it gradually tansitions to middle gray at the top. It is arranged so that the lower white edge is horizontal on the table and then the top edge is swept up and backwards so that the top edge is at approximately a 45 degree angle. Lighting is very simple with graduated background paper. Typically, two lights are sufficient using umbrella reflectors or a diffuser of some sort. You can even set this up inside a light tent. Finally, some careful placement of baffles can be used to add just the right amount of shadow or soften any reflections that are too hot.
Below is an edited version in which white balance was changed to remove the green cast. As shown in the image, it works well where the light is consistent with the point of the barrel that I picked for the white balance, BUT as you can see the shadows receive different illumination (probably more fluorescent) so the shaded areas have a greenish-brown cast. I pasted in part of the original to illustrate the color shift.
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